{"product_id":"diy-lithium-battery-case-dayi-21v-li-ion-power-tools-with-18650-holder-and-balance-protection-board-10004885","title":"DIY Lithium Battery Case Dayi 21V Li-ion Power Tools with 18650 holder and Balance-Protection Board (10004885)","description":"\u003ch2 class=\"product-title-text\" style=\"text-align: center;\" data-spm-anchor-id=\"a2g0o.detail.1000016.i2.32a4390eczBZ0j\"\u003e\u003cbr\u003e\u003c\/h2\u003e\n\u003cp\u003eLooking to take your DIY projects to the next level? Say goodbye to traditional power sources and hello to the future with a 21V Lithium Battery Case! This innovative power solution is equipped with an 18650 holder and Balance-Protection Board, ensuring your tools stay charged and protected during use. Let's dive in and explore the endless possibilities this DIY battery case has to offer!\u003c\/p\u003e\n\u003cdiv align=\"start\"\u003eThis product is component   without battery core .\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003eIt is used to repair and assemble batteries pack,\u003c\/div\u003e\n\u003cdiv align=\"start\"\u003eonly for people who are familiar with battery performance\u003c\/div\u003e\n\u003cdiv align=\"start\" data-spm-anchor-id=\"a2g0o.detail.1000023.i10.32a4390eczBZ0j\"\u003eand have practical experience in battery assembly.\u003c\/div\u003e\n\u003cp align=\"start\"\u003eIt can fill 15 pieces of 18650 Li-ion power batteries. But this is plastic shell, there is no battery inside. \u003cbr\u003e\u003cbr\u003e\u003cstrong\u003ePreparation before assembly:\u003c\/strong\u003e (1). If a new core is used, please note: a. 18650 power lithium battery core must be selected, b. A group of 5\/15 cores must be equipped with resistance and capacitance to make their voltage the same (Must be balanced before assembly). (2). If the old battery is repaired, please test the voltage at both ends of each cell. If the voltage is different, please charge each cell to the same voltage value. \u003cstrong\u003e Very important:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cdiv align=\"start\"\u003e\n\u003cdiv align=\"start\"\u003e\u003cstrong\u003eEnsure that the voltage of each cell is the same before welding PCB.\u003c\/strong\u003e\u003c\/div\u003e\n\u003cp align=\"start\"\u003e1. \" PCB \" Package include:\u003c\/p\u003e\n\u003cp align=\"start\" data-spm-anchor-id=\"a2g0o.detail.1000023.i8.32a4390eczBZ0j\"\u003eAs the following picture: no battery cells Included\u003c\/p\u003e\n\u003c\/div\u003e","brand":"Nemoah","offers":[{"title":"Default Title","offer_id":45904966320369,"sku":"10004885","price":295.0,"currency_code":"ZAR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/1030\/0431\/files\/43026190794993.jpg?v=1745402952","url":"https:\/\/electromannsa.co.za\/xh\/products\/diy-lithium-battery-case-dayi-21v-li-ion-power-tools-with-18650-holder-and-balance-protection-board-10004885","provider":"Electromann SA","version":"1.0","type":"link"}